With the analysis among 2,499 patents, we discovered top 442 key players by total patent application. Sumitomo Electric Industries Ltd., Kyocera Corp., Mitsubishi Materials Corp. are dominant in this area. They take 20.69% of the total patent filing.
Osaka-fu, Japan
Patent: 313
Kyoto-fu, Japan
Patent: 119
Tokyo-to, Japan
Patent: 85
Chiba-ken, Japan
Patent: 73
Hokkaido, Japan
Patent: 68
Illinois, United States
Patent: 45
Tokyo-to, Japan
Patent: 39
Tokyo-to, Japan
Patent: 36
Fukushima-ken, Japan
Patent: 33
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With the analysis among related 102 patents applied in the last 5 years. We discover 49 most active companies in this area. The fast-growing TDK Corp., Sumitomo Electric Industries Ltd., Shin-Etsu Chemical Co., Ltd. take 41.18% of patent filing during this period.
Tokyo-to, Japan
Patent: 19
Osaka-fu, Japan
Patent: 15
Chiba-ken, Japan
Patent: 3
With the analysis among related 102 patents in last 5 years, we discover 33 new entrants. Hokkaido University, Furukawa Electric Co., Ltd., Daicel Corp. are the most active new entrants in this area.
Chiba-ken, Japan
Patent: 3
Hunan Sheng, China
Patent: 2
Liaoning Sheng, China
Patent: 2
Henan Sheng, China
Patent: 2
Ningbo Yate Magnetic Industry Co., Ltd.
Zhejiang Sheng, China
Patent: 2
Guangdong Sheng, China
Patent: 1
Liaoning Sheng, China
Patent: 1
With the analysis among 126 patents, we discovered top 34 universities and scientific research institutions by total patent application. Osaka University, Yokohama National University, Kyushu University are dominant in this area. They take 26.19% of the total patent filing.
Kanagawa-ken, Japan
Patent: 4
Fukuoka-ken, Japan
Patent: 4
NOTTINGHAM, United Kingdom
Patent: 3
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Patent: 3
Beijing Shi, China
Patent: 2